When a catastrophe hits Sagar Wada, Lin steps in as the community's doctor. Zhou's ambitions rise, and Khader pulls Lin into the fold.

Lin finds his priorities pulled in two directions: the people of Sagar Wada and Khader's underground network.

Tensions mount between Maurizio and Lin. Qasim Ali fears what Lin's friendship with Abdullah means. Meanwhile, Lin and Karla grow closer.

Kavita gets closer to discovering the truth about Lin. Modena ignores Lisa's warnings about Maurizio. Lin and Vikram attempt to save Didier.

As cholera hits Sagar Wada, Lin tries to fight the outbreak. Khader gains leverage over Pandey, and Maurizio expands his business.

Karla nurses a deliriously sick Lin back to health, complicating things between them even more. Lin seeks Khader's help, much to Qasim Ali's disdain.

Prabhu looks forward to a future with Parvati. Pandey's love for Sunita is tested. Kavita, Raheem, and Nightingale close in on Lin.

Lin's past catches up with him when Nightingale arrives. Later, Lin makes a shocking discovery. Karla offers Kavita information for the article.

Zhou initiates war. Khader tries to stop Kavita's article from printing. Maurizio seeks revenge. Lin says his goodbyes.

Kavita's article goes to print, causing an all-out battle. Lin seizes an opportunity to escape.